A boy have 10- 1 rs coin, 5- 2 rs coin and 2 - 5 rs coin. He had given 4 coins to pay 10 rs. Tell the possibility
2 - 1 rs, 1 - 2 rs, 1 - 5 rs
1- 1 rs, 2 - 2 rs, 1-- 5 rs
2 - 1 rs, 2- 2 rs, 1 -5 rs
1- 1 rs, 1 -2 rs, 2 - 5 rs